KW4SF
Active2x2District 4
Competitive callsign — 1 application filed with the FCC.
License HolderHardin, Timothy J
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationRichmond, KY
Grant DateFeb 25, 2026
Expiration DateFeb 24, 2036
KW4SF is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by Hardin, Timothy J in Richmond, KY. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Lakeview Amateur Radio Club on Dec 18, 2008. KW4SF has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .-- ....- ... ..-.
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Whiskey Four Sierra Foxtrot
Readability: 7.5/10(High readability)
License History
- License RenewedFeb 25, 2026
- License IssuedMar 17, 2016
- System-Generated GrantMar 17, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Lakeview Amateur Radio ClubFiled Dec 18, 2008Not awardedFCC ↗